Solar Panel Costs in New Hampshire (2026)
Avg cost: $3.15/watt | 3.8 sun hours/day | Fair
New Hampshire Solar Overview
$3.15/W
Cost Per Watt
3.8 hrs
Peak Sun Hours
380 MW
Installed Capacity
Fair
Solar Rating
A typical 7 kW residential system in New Hampshire costs $24,696 before the federal tax credit and $17,287 after. With 3.8 peak sun hours per day, the system produces approximately 7,767 kWh annually, saving an estimated $1,243/year. The payback period is approximately 13.9 years.
Net Metering in New Hampshire
Available at retail rate for systems under 1 MW
State Incentives & Tax Credits
Federal ITC (30%)
Save $7,409 on a 7 kW system. Available through 2032.
New Hampshire State Incentive
Residential solar rebate program; property tax exemption
Solar Service Costs in New Hampshire
| Service | Low | High | NH Avg |
|---|---|---|---|
| Residential Solar Installation | $16,800 | $33,600 | $25,200 |
| Commercial Solar Installation | $56,000 | $224,000 | $112,000 |
| Battery Storage Installation | $5,600 | $16,800 | $11,200 |
| Solar Panel Removal | $1,680 | $5,600 | $3,360 |
| Solar Panel Cleaning | $168 | $672 | $336 |
| Inverter Replacement | $1,120 | $3,920 | $2,240 |
| Solar Roof Tiles | $44,800 | $84,000 | $61,600 |
| Solar Water Heater | $3,360 | $7,840 | $5,600 |
Top Solar Installers in New Hampshire
- ReVision Energy
- NH Solar
- Sunrun
Always verify NABCEP certification, state licensing, insurance, and customer reviews. Get at least 3 written quotes.